The function of the chordae tendineae and papillary muscles is to hold the AV valves open during diastole to ensure complete ventricular filling
Indicate whether the statement is true or false
F
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Which of the following is true of all the sensory pathways?
A) They all have third-order neurons. B) They all synapse in the thalamus. C) They all synapse in the cerebellum. D) They all enter through dorsal roots. E) Axons in each pathway decussate.
Which of the following would NOT result in an increase in arterial blood pressure?
a) Increased blood volume b) Increased sympathetic stimulation c) Increased heart rate d) Increased stroke volume e) Increased arteriolar vasodilation
If the gonads fail to develop very early during human development, the contributions of which germ layer may be deficient?
A) epiderm B) ectoderm C) periderm D) endoderm E) mesoderm
Which of the following is a function of simple squamous epithelium?
A. Diffusion B. Transport through ciliary action C. Distention D. Protection