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Human anatomy 1
Question | Answer |
---|---|
What decomposition reaction requires the addition of a water molecule to break a bond? | hydrolysis |
What term is used to describe all of the chemical reactions that occur in body cells? | metabolism |
Ribosomes are organelles that | float in the cytoplasm and attach to the endoplasmic reticulum. |
Which type of junction is formed when membrane channels of adjacent plasma membranes adhere to each other? | gap junction |
Which area of the cytoplasm near the nucleus coordinates the building and breaking of microtubules in the cell? | centrosome |
This organelle is characterized by folded membranes called cristae. | mitochondria |
The two main layers that compose the skin are the dermis and | epidermis. |
All glands in the body can be classified as either | exocrine or endocrine. |
The External Ear is composed of | elastic cartilage. |
Which principal type of tissue covers and protects body surfaces and lines body cavities? | epithelial |
Each hair follicle has a small bundle of involuntary muscles attached to it called the | arrector pili muscle. |
The _____ junction “glues” the epidermis and dermis together and provides mechanical support for the epidermis. | dermoepidermal |
The bone that articulates with the temporal bone in the only movable joint of the skull is the | mandible. |
_____ fibers are present in all three types of cartilage, but they are most numerous in fibrocartilage. | Collagenous |
The vertebral bones that support the small (lower section) of the back are the | cervical vertebrae. |
Spongy bone is characterized by | open spaces partially filled by an assemblage of needle-like structures. |
Fibrocartilage can be found in the | symphysis pubis. |
Which bone is the longest and heaviest bone in the body? | femur |
The largest sesamoid bone in the body is the | patella. |
Of the five metacarpal bones that form the framework of the hand, the _____ metacarpal forms the most freely movable joint with the carpal bones. | thumb |