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Exam 3 (Chapters 6-9) A&P I (Dr Tiangco, ECPI) Exam Questions and Answers 100% Pass £9.63
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Exam 3 (Chapters 6-9) A&P I (Dr Tiangco, ECPI) Exam Questions and Answers 100% Pass
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Exam 3 (Chapters 6-9) A&P I (Dr Tiangco, ECPI) Exam Questions and Answers 100% Pass Dermis - Deepest layer of skin Stratum Corneum - Most superficial layer of the epidermis Function of skin - Excretes waste, secretory, protection, cosmetic scalp, armpit, face, arms, legs, pubic area, - common...

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  • January 9, 2025
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • exam 3 chapters 6 9 ap i dr tiangco ecpi exa

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Exam 3 (Chapters 6-9) A&P I (Dr
Tiangco, ECPI) Exam Questions and
Answers 100% Pass

Dermis - ✔✔Deepest layer of skin


Stratum Corneum - ✔✔Most superficial layer of the epidermis


Function of skin - ✔✔Excretes waste, secretory, protection, cosmetic


scalp, armpit, face, arms, legs, pubic area, - ✔✔common locations of hair growth


Function of hair - ✔✔sunshade, bug sensor, protection


Dermis - ✔✔thickest layer of skin


smooth - ✔✔The arrector pili muscle is made of ________muscle


UV radiation - ✔✔stimulates melanocytes to make more melanin


Melanocytes - ✔✔The epidermis contains


blood vessels - ✔✔the dermis contains


skin blood vessels tend to dilate - ✔✔in response to hyperthermia


skin blood vessels tend to constrict - ✔✔in response to hypothermia


hypodermis or subcutaneous layer - ✔✔not a true layer of skin




Emily Charlene, ©2025 All Rights Reserved.

, 2|Page


stratum basale - ✔✔the deepest layer of the epidermis whose cells are alive and actively mitotic


hair follicle - ✔✔pouch-like depression (invagination) of the epidermis and dermis where the hair root

exist


apocrine - ✔✔type of sweat gland found in the axillary and groin region whose secretions are

metabolized by bacteria thereby creating body odor


Eccrine - ✔✔the most common type of sweat gland whose secretions are watery-like and are mainly

involved with thermoregulation


muscle function - ✔✔move body parts, generate body heat, protect against trauma


perimysium - ✔✔connective tissue layer that surrounds fascicles in a muscle


fascicles - ✔✔bundles of muscle fibers


myofibrils - ✔✔organelle that is a bundle of actin and myosin filaments


T-tubule - ✔✔Sarcolemma invagination that helps internalize the muscle impulse


Sarcoplasmic reticulum - ✔✔Organelle that stores calcium until it is needed


myosin - ✔✔the thick filament


troponin - ✔✔the regulatory protein that senses calcium


Motor unit - ✔✔one motor neuron and ALL the MUSCLE FIBERS it controls


sarcomere - ✔✔muscle fiber unit that extends from one z-line to the next z-line


I-band - ✔✔the light band


Acetycholine - ✔✔the neurotransmitter that stimulates skeletal muscles to contract


ATP - ✔✔Powers muscle contraction


Emily Charlene, ©2025 All Rights Reserved.

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