HES 202

HES 202 Exam 2 Study Guide questions with complete solutions

HES 202 - Midterm 1 Questions with Complete Solutions

The ________________ us the component of the motor neuron where the excitatory post-synaptic potentials summate to generate an action potential Correct Answer-D) Axon Hillock Which of the following is a neural control strategy to grade force? Correct Answer-C) Both Why would recruitment range of the adductor pollicies be narrower than the soleus? Correct Answer-A) Function or task requirement What is a motor unit? Correct Answer-A) The alpha motor neuron and all of the muscle fibers in ...

What is the definition of homeostasis? What are some examples of processes that are regulated to maintain homeostasis? Correct Answer-Ability to maintain relatively stable internal conditions even though the outside world changes continuously What is the difference between "homeostasis" and "steady state"? Correct Answer-Steady state is a variable that is unchanging but not necessarily a "normal" resting rate What are the two types of metabolic reactions? One builds and one breaks. C...

What is the basic structure of a cell? Correct Answer- What are the two types of metabolic reactions? One builds and one break. Correct Answer-Anabolic is the synthesis and building Catabolic is the breakdown of molecules What do mitochondria do? Correct Answer-Takes energy sources (Carbohydrates and fatty acid) Makes Heat (Not 100% efficient and wasted energy) ATP (Energy homeostasis) Cell signaling (Intracrine) What are the two types of chemical reactions? Correct Answer-NAD FAD ...

What are the basic structures of a cell Correct Answer-cell membrane, nucleus, cytoplasm 2 metabolic reactions Correct Answer-anabolism and catabolism What do mitochondria do? Correct Answer-produce ATP what are the two types of chemical reactions Correct Answer-exergonic (give off energy); endergonic (energy required) coupled reaction Correct Answer-a pair of reactions, one exergonic and one endergonic, that are linked together such that the energy produced by the exergonic reaction...