This structure is left-over from a hole that was present between the atria during development:
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This heart chamber pumps blood out through the pulmonary sem…
This heart chamber pumps blood out through the pulmonary semilunar valve:
Which of the following spread up from the apex and stimulate…
Which of the following spread up from the apex and stimulate ventricular contraction?
The name of the vessels that supply cardiac muscle with bloo…
The name of the vessels that supply cardiac muscle with blood:
Which type of blood vessel is best for exchanging substances…
Which type of blood vessel is best for exchanging substances?
Type of membrane that forms the sac around the heart:
Type of membrane that forms the sac around the heart:
Which of the following are two hormones produced by the Panc…
Which of the following are two hormones produced by the Pancreas?
Blood pressure is measured in units of:
Blood pressure is measured in units of:
The terms “high blood pressure” and “hypertension” mean the…
The terms “high blood pressure” and “hypertension” mean the same thing.
Which type of artery provides blood pressure even between ve…
Which type of artery provides blood pressure even between ventricular systoles?