Tuesday
July 22, 2014

Homework Help: science

Posted by muse on Friday, November 12, 2010 at 5:05am.

1. Which combining form means “ear”?
A. ONC/O C. OT/O
B. OPT/O D. ORTH/O
2. Which group of words describes a condition that results from
aging?
A. Presbyopia C. Muscle tone
B. Articulation D. Astigmatism
3. The most complicated part of the brain is the
A. brain stem. C. thalamus.
B. cerebellum. D. cerebrum.4. The choroid and the auricle are similar because
A. one collects light and the other collects sound.
B. both are cartilage structures.
C. one lines the joint cavity and the other lines the labyrinth.
D. one transports proprioceptor impulses and the other
tranports aural impulses.
5. A young man happens to spot an ex-girlfriend he’s trying to avoid. Why does his mouth
become dry?
A. His cervical plexus overrides the parasympathetic stimulation for saliva production.
B. His cranial nerves shut down saliva production.
C. His central nervous system shuts down saliva production.
D. His sympathetic nervous system overrides the parasympathetic stimulation for
saliva production.
6. All of the following are parts of the retina except
A. rods. C. fovea.
B. cones. D. lens.
7. Which of the following are tests of the eye?
A. Cephalgia, chondrodynia, sternotomy
B. Myelography, photon absorptiometry, thermography
C. Rheumatoid arthritis, muscular dystrophy, amyotrophic lateral sclerosis
D. Exophthalmometry, keratometry, gonioscopy
8. The tongue is covered with hairlike projections called
A. taste buds. C. cilia.
B. papillae. D. tactile receptors.
9. The portion of the nervous system that controls involuntary activities is a subdivision of
the _______ nervous system.
A. sympathetic C. peripheral
B. central D. parasympathetic
10. Choose the combining form which best completes the following group:
PONT/O, CRANI/O, FORAMIN/O, _______.
A. ENCEPHAL/O C. COCHLE/O
B. BLEPHAR/O D. SALPING/O11. A patient complains of constantly desiring food and water, then having to urinate
frequently. Tests show normal ADH levels. These symptoms suggest
A. diabetes insipidus. C. diabetes mellitus.
B. Cushing’s syndrome. D. panhypopituitarism.
12. A person with an injury to the extrinsic muscles of the eye would find it difficult to
A. focus light onto the retina.
B. interpret visual input.
C. move the eyeball.
D. control the amount of light entering the eye.
13. The membranous coverings that protect the brain and spinal cord are called
A. sulci. C. pons.
B. meninges. D. gyri.
14. A common result of hyperthyroidism is
A. acromegaly. C. Graves’ disease.
B. osteoporosis. D. myxedema.
15. A 63-year-old man has become progressively hard of hearing. He’s a retired airplane
mechanic. What kind of hearing loss is this man likely to have?
A. Conductive C. Sensorineural
B. Infectious D. External
16. Which of the following is called the “master gland”?
A. Pancreas C. Pituitary
B. Thyroid D. Adrenal
17. Which of the following is an exocrine gland?
A. Thymus C. Pineal
B. Testis D. Mammary
18. Which of the following best describes the overall function of hormones?
A. To control physiological processes in the body
B. To provide a pathway for nerve messages
C. To stimulate the growth and maturation of body organs
D. To determine masculine or feminine reproductive traits19. Which one of the following processes is performed by the endocrine system?
A. Secretion of hormones from cells
B. Breakdown of hormones into simpler molecules
C. Transport of hormones to muscles
D. Excretion of hormones from the body
20. What is the best available treatment for hypothyroidism?
A. Increased dietary iodine
B. Supplementary thyroid hormone
C. Avoidance of certain drugs
D. Thyroid gland transplantation
21. Which part of the ear is normally filled with fluid to aid in the transmission of sound
waves?
A. Auditory canal C. Semicircular canals
B. Cochlea D. Malleus
22. A man is shot in the head, and the bullet stops just outside the dura mater. What is
the innermost layer that the bullet has penetrated?
A. Skin C. Fat
B. Bone D. Periosteum
23. Which part of the brain is responsible for the maintenance of muscle tone and the
coordination of muscle movements?
A. Midbrain C. Hippocampus
B. Hypothalamus D. Cerebellum
24. Which activity would require the coordination of both hemispheres of the brain?
A. Learning a new language C. Daydreaming
B. Solving a math problem D. Recognizing someone’s face
25. In addition to the nucleus, cytoplasm, and cell membrane, a single neuron possesses
A. one dendrite and several axons.
B. several dendrites and one axon.
C. many nuclei and one neurilemma.
D. one nucleus and many neurilemma.1. Which of the following best describes catheterization?
A. Burning away of cancerous tissue
B. Visualization of the large intestine
C. Implantation of an intrauterine birth control device
D. Placement of a drainage tube into the bladder
2. Which is a condition of the male sex gland surrounding the
urethra just under the urinary bladder?
A. Cryptorchidism
B. Hypogonadism
C. Benign prostatic hyperplasia
D. Bulbourethritis3. Spermatozoa are manufactured in the
A. stroma. C. vas deferens.
B. seminiferous tubules. D. prostate.
4. Urine is formed by the
A. nephrons. C. ureters.
B. renal pelvis. D. bladder.
5. The Papanicolaou test is used to detect
A. conization in situ. C. minimal cervical dysplasia.
B. protein in the urine. D. colonic polyposis.
6. The function of the antidiuretic hormone is to
A. retain water for the body’s use.
B. begin digestion of carbohydrates during chewing.
C. stimulate the maturation of red blood cells in bone marrow.
D. spur the onset of puberty.
7. A staghorn calculus is a
A. type of kidney stone. C. gallstone.
B. part of the uterus. D. hardening of dental plaque.
8. What is cystitis?
A. A congenital condition of the kidneys
B. Inflammation of cysts in any organ
C. A type of urinary tract infection
D. Irritation of the urethra and/or meatus
9. Uremia is the result of
A. electrolye imbalance in the intracellular body fluids.
B. a high concentration of nitrogenous wastes in the bloodstream.
C. reduced delivery of oxygen to tissues.
D. toxic buildup of ketone bodies in the blood and urine.
10. What does dysuria mean?
A. Without formation of urine C. Difficult, painful urination
B. Excessive urination D. Scanty urination
11. Which of the following systems would be the portal of entry for contaminated
!@#$%^&l secretions?
A. Nervous C. Genitourinary
B. Lymphatic D. Musculoskeletal12. A patient showing Kaposi’s sarcoma is also likely to be infected with
A. ARC. C. Epstein-Barr virus.
B. HIV. D. Reed-Sternberg cells.
13. A procedure used to remove kidney stones by breaking them up in the urinary tract
and allowing them to wash out with urine is
A. ureterolithotomy. C. lithotripsy.
B. lithopaxy. D. nephrolithotomy.
14. The convulsive stage of toxemia of pregnancy is
A. eclampsia. C. carcinoma in situ.
B. dyspareunia. D. colposcopy.
15. When comparing the blood smears of patients with intact spleens to those of patients
without spleens, the blood smears of patients without spleens will likely reveal
A. many more fragile and old erythrocytes.
B. many more lymphocytes and monocytes.
C. many more bacteria.
D. less red blood cells.
16. All of the following except _______ refer to the female womb.
A. METR/O C. UTER/O
B. HYSTER/O D. PELVIC/O
17. The period of time when the uterus returns to its normal size is the
A. luteal phase. C. puerperium.
B. menarche. D. ovulation.
18. Your brother develops a fever, extreme fatigue, and enlarged lymph nodes throughout
his body. If his illness is caused by a virus, the best treatment is
A. chemotherapy and radiotherapy. C. surgery.
B. antivirals. D. bed rest.
19. One of the distinguishing characteristics between HIV and AIDS is
A. the length of time since the HIV infection.
B. the mode of transmission of the HIV infection.
C. the development of opportunistic infections.
D. the types of treatment available.
20. Which of the following contains erythrocytes?
A. Lymph fluid C. Lymph nodes
B. Lymph vessels D. Spleen21. Where do fibroid tumors develop?
A. Testes C. Diverticulum
B. Uterus D. Liver
22. When comparing the flow of lymph in the lymphatic system with the flow of blood in
the circulatory system, it can be said that the lymphatic system also
A. uses a pump.
B. contains fluid that travels in only one direction.
C. uses valves to prevent backward flow.
D. contains fluid that travels in a closed circuit.
23. When comparing hemodialysis and peritoneal dialysis, it can be said that
A. hemodialysis takes longer than peritoneal dialysis.
B. peritoneal dialysis involves the removal of blood from the patient.
C. hemodialysis is a step closer to the need for transplantation compared with
peritoneal dialysis.
D. peritoneal dialysis doesn’t need a dialyzer to work, whereas hemodialysis does.
24. What part of the brain is involved in control of antidiuretic hormone?
A. Hypothalamus C. Hippocampus
B. Thalamus D. Pituitary
25. Leukorrhea is a symptom of infection in which organ?
A. Intestines C. Prostate
B. Kidneys D. !@#$%^&
26. The suffix -BLAST means
A. destructive. C. cell.
B. immature. D. blood.
27. What does the combining form PHAG/O mean?
A. Protect C. Swallow
B. Spleen D. Lymph
28. What does the suffix -STASIS mean?
A. Formation C. Deficiency
B. Beginning D. Stop
29. What does the combining form VESICUL/O mean?
A. Seminal vesicle C. Kidney
B. Meatus D. Glans !@#$%^&30. Which combining form means “triangular area”?
A. PYEL/O C. TRIGON/O
B. UR/O D. SPLEN/O
31. Two combining forms that refer to the kidney are REN/O and
A. URETER/O. C. GLOMERUL/O.
B. NEPHR/O. D. VESIC/O.
32. What is another term for calyx, or calices?
A. CALI/O C. ORCH/O
B. ANDR/O D. REN/O
33. Which combining form refers to the uterus or womb?
A. AMNI/O C. HYSTER/O
B. NAT/O D. SALPING/O
34. The combining form GALACT/O means
A. vulva. C. chorion.
B. milk. D. ovary.
35. The suffix -PARA means
A. fallopian tubes. C. blood condition.
B. labor. D. to bear.

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