Intervertebral discs are absent between these vertebrae

A) T1 and T2 B) atlas and axis C) L5 and S1 D) T12 and L1


Answer: B

Anatomy & Physiology

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Which of the following tarsals articulates with the tibia and fibula?

A) navicular B) cuboid C) calcaneus D) talus

Anatomy & Physiology

The process of up-regulation makes target cells more sensitive to a hormone.

a. true b. false

Anatomy & Physiology

A hole in the interventricular septum in an infant may cause all of the following symptoms except

A) mixing of oxygen-rich and oxygen-poor blood. B) a murmur to be heard. C) the heart to work harder. D) the individual to have low peripheral oxygen saturation. E) build-up of atherosclerotic plaque.

Anatomy & Physiology

The AV nodal delay ensures that:

a. The atria contract and empty their contents into the ventricles prior to ventricular systole. b. The ventricles contract prior to atrial systole. c. Tetanic contractions of cardiac muscle are impossible. d. Ventricular diastole occurs before systole. e. Atrial diastole occurs before atrial systole.

Anatomy & Physiology