9 Weeks Review Flashcards
Plane that divided the body into right and left portions
Saggital
Group of different cells working together for the same purpose
Tissues
In the anatomical position, the palms face ____
Forward
The directional term that means nearer to the point of origin
Proximal
In directional terms, the knee is ____ to the hip
Inferior
The study of how the body functions
Physiology
All life sustaining reactions that occur within body systems together
Metabolism
Proteins are the body’s _____ materials
Structural
The element that makes up the greatest percentage of body weight
Oxygen
The 4 elements that make up 96% if the human body in weight
Oxygen, carbon, hydrogen, nitrogen
The 3 main types of organic compounds found in living things
Carbohydrates, lipids, proteins
DNA and RNA are ____
Nucleotides transmitting genetic traits
An enzyme ____
Increases the speed of chemical reactions
Lipids containing glycerol and three fatty acids
Triglycerides
Specialized structures that carry out cell functions
Organelles
The nucleus is called the control center because it contains ____
Chromosomes
The organelles that are the cell “protein factories”
Ribosomes
DNA is found almost entirely in the ____
Nucleus
Organelles which help convert nutrients into cellular energy called ATP
Mitochondria
What happens to DNA before mitosis can occur?
Replication of DNA
Alteration of genes
Mutation
All tissues derive from young, actively dividing cells called ____
Stem cells
The 4 main tissues groups include all except _____
Glandular (connective, muscle, epithelial)
The difference between exocrine and endocrine glands
Ducts
Which type of tissue is bone?
Connective
Thin sheet of tissue that covers, divides, or lines parts of the body
Membranes
The study of tissues
Histology
Which type of tissue covers and lines many parts of the body?
Epithelial
Which type of glands use the circulatory system to deliver hormones?
Endocrine
Layers of the skin include ____
Dermis and epidermis
The subcutaneous layer is rich is all of the following except
Melanin (nerves and nerve endings, blood vessels, adipose tissue)
Which is not a function of the skin
Nails (sensation, protection, temperature regulation)
Sebum secreted by the sebaceous glands protects skin and hair from ____
Dehydration
Which is the deeper layer of the skin?
Dermis
Which is not a main function of the integumentary system?
Exchange of gases (regulate body temp, protect again infection, sensory info)
Which is not a function of bones?
Store vitamins (protection of organs, produce blood cells, support and framework)
The bones of the fingers and toes
Phalanges
The two main groups of bones are axial and ____
Appendicular
Another name for C1 vertebra
Atlas
The 12 ribs attach posteriorly to which vertebrae?
Thoracic
The shoulder blade
Scapula
How many phalanges are on one hand?
14
The upper leg bone
Femur
The kneecap
Patella
The heel bone
Calcaneus
