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Physiology Set 1

Human Physiology Study Stack Set 1

QuestionAnswer
The ____ and ____ systems are the main contributors to maintaining a stable internal environment. Endocrine and nervous
It is the body’s ability to maintain a balanced internal state, like temperature and blood sugar. Homeostasis
It is a molecule that carries genetic instructions for the development and function of all known organisms. DNA
It is the basic building blocks of a DNA strand. Nucleotides
Two strands of nucleotides twist around each other to form a “twisted ladder” shape of DNA. What is it called? Double Helix
The increase in cytoplasmic mass, organelle volume, and cell size is called? Cell growth
The cytoplasm of the cell is split in two, making two new cells. What is it called? Cytokinesis
What are the cell cycle phases? Interphase and Mitotic Phase
It is the body’s largest organ. Skin
What are the three layers of the skin? Epidermis, Dermis, and Hypodermis
What layer of the skin contains melanin and provides skin color? Epidermis
This layer of the skin regulates body temperature. Hypodermis
The _______ system gives the body its shape and holds organs in place. Skeletal system
_______ is a strong, flexible tissue that acts like a shock absorber in joints throughout the body. Cartilage
The bone marrow produces what? Red and White blood cells
______ is a circular movement of a body part, where the distal end moves in a circle while the proximal end stays still. Circumduction
This term refers to when flexing a joint reduces the angle of the joint, example is flexing the elbow. Flexion
Dorsiflexion is when the toes are pointed _______. Upward
Created by: mariamonica
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