The ________ and the ________ are the two external male sexual structures.
A. scrotum; testes
B. epididymis; vas deferens.
C. penis; scrotum
D. vas deferens; testes
Answer: C
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After being hit on the head, Jean-Luc has a memory problem. He cannot learn the names of new people that he meets. Fortunately, he can still remember details of his life prior to the head injury. Jean-Luc is most likely demonstrating ____
a. ?proactive inhibition b. ?anterograde amnesia c. ?retrograde amnesia d. ?the recency effect
As part of a study in auditory perception, students were made to listen to a low-volume music track. When they first put on their headphones, they almost couldn't hear anything. But as they became more attentive, the sound gradually became clearer. This is an example of _____
A) sensitization B) subliminal stimulation C) retinal disparity D) pitch increase
______ is a control used in within-subjects experiments where equal numbers of participants are randomly assigned to different orders of the conditions.
A. Randomization control B. Reassignment C. Counterassignment D. Counterbalancing
Complete color blindness results in a perception of the world only in black and white and is a result of
a. cones that are missing or function abnormally. b. rods that fail to function under higher levels of illumination. c. excessive pigmentation of the cornea. d. a lens that has lost its elasticity and can no longer focus the image appropriately on the retina.