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Brett Collins

Physiology Weeks 1-6

QuestionAnswer
The movement of water across a semipermeable membrane from an area of lower solute concentration to higher solute concentration is called __________. Osmosis
What macromolecule serves as the major structural component of cell membranes? A. Nucleic acids B. Proteins C. Phospholipids D. Carbohydrates C. Phospholipids
Which connective tissue type stores energy and insulates the body? A. Areolar tissue B. Dense regular connective tissue C. Adipose tissue D. Cartilage C. Adipose tissue
Neurons and neuroglia are the two main types of cells found in __________ tissue. nervous
Which tissue type lines body surfaces and forms glands? A. Connective B. Epithelial C. Muscle D. Nervous B. Epithelial
Which of the following best describes negative feedback? A. A process that amplifies change B. A mechanism that opposes change to maintain stability C. A system that accelerates homeostasis loss D. A hormonal imbalance B. A mechanism that opposes change to maintain stability
Sweat glands that are active in thermoregulation and found across most of the body are called: A. Apocrine glands B. Sebaceous glands C. Endocrine glands D. Eccrine glands D. Eccrine glands
Which skin layer is primarily composed of dense irregular connective tissue and houses blood vessels and nerves? A. Epidermis B. Dermis C. Hypodermis D. Stratum spinosum B. Dermis
The shaft of a long bone is known as the __________. Answer: diaphysis
Which of the following cells is responsible for breaking down bone tissue? A. Osteoblast B. Osteocyte C. Osteoclast D. Chondrocyte C. Osteoclast
During muscle contraction, calcium binds to which protein to initiate the interaction between actin and myosin? A. Troponin B. Tropomyosin C. Myoglobin D. Actin A. Troponin
Which type of muscle contraction involves no change in muscle length despite force being applied? A. Isotonic B. Isometric C. Concentric D. Eccentric B. Isometric
Created by: BertC
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