Which of the following is an example of projectile motion?
A. a badminton shuttlecock during flight
B. a long jumper while in the air
C. both A & B
D. none of the above
C. both A & B
You might also like to view...
If neuron X causes hyperpolarization of neuron Z but neuron Y causes depolarization of neuron Z, what change would you expect in neuron Z if it is stimulated by both X and Y simultaneously?
a. a significant increase in membrane potential b. a significant decrease in membrane potential c. temporal summation leading to an impulse on Z d. simultaneous influx and efflux of cations or simultaneous influx of cations and efflux of anions e. an increase in the resting membrane potential
Cortisol is secreted by the adrenal cortex in response to stress. In addition to its function in a stress response, it functions in negative feedback by
a. inhibiting the hypothalamus so that corticotropin releasing hormone (CRH) secretion is reduced. b. reduces the secretion of ACTH by the anterior pituitary. c. suppressing its own secretion by its actions on the hypothalamus and anterior pituitary. d. all of these. d. none of these.
Which region of the skeleton contains the humerus?
A. Rib cage B. Axial C. Appendicular D. Pectoral girdle
An increase in the rate of action potentials from baroreceptors will lead to
A) increase in heart rate. B) decrease in heart rate. C) decrease in blood pressure. D) both decrease in heart rate and decrease in blood pressure. E) both increase in heart rate and decrease in blood pressure.