Blog

(03.03 HC)Rex pulled a muscle in his neck, and it was causing a lot of pain. He rubbed a topical pain relief cream on his skin in the area where he was feeling the pain. After a few moments, the pain Rex was experiencing began to decrease, and he noticed the minty-smelling cream made his skin feel cool. Thinking about the parts and functions of the nervous system, which of the following is the best explanation of how pain-relieving cream works?

(03.02 LC)Emerson was diagnosed with an injury to the L2 lumbar nerve. Which of the following effects would he most likely experience?

(03.04 LC)Which structure of a neuron receives a nerve impulse or signal from another neuron?

(03.01 MC)Hagrid takes his motorcycle out for a ride. He wants to drive faster, so he moves the motorcycle’s throttle with his hand by rotating his wrist to increase his speed. The movement of his wrist is generated by which division of the nervous system?

(03.01 LC)The sympathetic nervous system controls all ________ responses of the body.

(01.02 MC)Review the image and then answer the question below.© 2023 Science Photo Library/ImageQuest 2023This image shows the ________ plane view of the human head.

(03.05 MC)Bisphenol-A (BPA) is a compound found in many plastics. Under certain circumstances, BPA leaches out of the plastic and enters the body through direct contact with food or drink. Inside the body, BPA imitates a hormone that stimulates the growth of the female secondary sex characteristics. Based on this information, what would BPA be classified as?

(02.05 MC)Which type of muscle fiber would spend more time active in the excitation step of the sliding filament theory?

(02.01 LC)The ________ is part of the axial skeleton.

(02.02 LC)Which of the following describes how nutrients get to the compact bone?