canvas sfic.edu Question 21 Which layer of the heart has the most direct contact

Question

canvas sfic.edu Question 21 Which layer of the heart has the most direct contact with blood flow of the heart? O Myocardium O Endocardium O Pericardiu O None of the above Question 22 i Ventricle AND blood is moving from the Left Atrium to the Left Ventricle, what is true? Puimonary Vialues is opened and ortk valive is opened Pumonary Values is cloned and aortic valve is opened Pulmonary Values is opened and oric valve is closed Pumonary Values is closed and sortic valve is closed DQuestion 23 Lubisti S2) is a sound the heart makes from

Explanation / Answer

Question:21

Answer: Myocardium

The epicardium functions to protect the inner heart layers and also assists in the production of pericardial fluid.The myocardium is the muscular middle layer of the heart wall that contains the cardiacmuscle tissue.

Question:22

Answer:pulmonary valve is opened and aortic valve is opened.

Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.

Question:28

Answer: None of the above.

The dermis, the skin's next layer, is a thick layer of fibrous and elastic tissue.This is the part that gives the skin its flexibility and strength. The dermis contains nerve endings, sweat glands and oil (sebaceous) glands, hair follicles, and blood vessels.

Question:29

Answer: 1

The capillary is a small blood vessel from 5 to 10 micrometres (µm) in diameter, and having a wall one endothelial cell thick.

Related Questions

Navigate

• Browse (All)
• Browse C
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.