Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Biology
Development
When does the heart of a fetus starts to pump
1 answer
The heart of a fetus starts to pump blood around the end of the third week of pregnancy, typically around day 21 or 22. However, the heart begins to form and starts beating very early in the development process, around day 16 after fertilization.
You can
ask a new question
or
answer this question
.
Related Questions
It is important that you maintain a healthy weight both for your overall health and so that your respiratory system can
A.
An Adult male's heart pumps about 2.8 million liters of blood a year. If his heart beats 70 times a minute, how much blood does
Pump A, working alone, can fill a tank in 3 hours, and pump B can fill the same tank in 2 hrs. If the tank is empty to start and
A service station has a pump that distributes diesel fuel to automobiles. The station owner estimates that only about 3.2 cars
Maintaining a healthy weight allows the respiratory system to work more effectively because
(1 point) Responses oxygen is being
A pump is required to raise 600 litres of fresh water a vertical distance of 120m. If the efficiency of the pump is
45%, how much
The average human heart pumps about 60 milliliters of blood for each beat.
a. About how many liters of blood does your heart pump
Which scenario describes eustress?
(1 point) Responses  Your heart starts beating fast and you get very nervous when the news
It is important that you maintain a healthy weight both for your overall health and so that your respiratory system can
The heart is a _____ that provides the force necessary to circulate the blood to all the tissues in the body.
A. skeletal pump B.
