Cells/Tissues
What is the shape of squamous cells?
Flat
What substance do melanocytes produce?
Melanin
A cell at rest is said to be ____________.
Polarized
Which system causes an increased heart rate and increased breathing?
Sympathetic
The olfactory region is where our sense of ________ arises.
Smell
Melatonin is produced by the:
Pineal gland
In which organelle is ATP made?
Mitochondria
What is the bottom-most layer of skin?
Hypodermis
When a cell depolarizes the sodium gates do what?
Open
Which lobe of the brain is responsible for hearing?
Temporal
Which part of the body has the highest density of tactile corpuscles?
Fingertips
This type of feedback stops a deviation from normal
Negative feedback
During which phase of mitosis do chromosomes line up in the middle of the cell?
Metaphase
In which layer of skin are the sebaceous and sudoriferous glands located?
Dermis
Which are the support cells of the nervous system?
Neuroglia
Functions of this lobe include personality, impulsiveness and planning.
Frontal
Semicircular canals help with our sense of __________.
Equilibrium
Insulin __________ blood sugar
Glucagon __________ blood sugar
Lowers
Raises
Which organelle cleans up debris in cells?
Lysosomes
A hard protein that fills dried out cells.
Keratin
During ________ a cell cannot accept another stimulus.
Hyperpolarization
The layer of gray matter surrounding the white matter in the brain is called the:
Cortex
Which part of the eye changes shape to focus light rays on the retina?
Lens
Which system controls hormones through bodily fluids due to concentrations?
Humoral Control System
What tissue acts as a rapid communication system for the body?
Nervous
Which degree of burn leaves skin red with blisters?
2nd degree
Which gates open during the Repolarization phase of an action potential?
Potassium
What is the Corpus Collosum
connects the Right and Left halves of the brain
Which part of the eye is a sphincter that varies the amount of light coming into the eye?
Iris
Oxytocin and ___________ are secreted by the posterior pituitary.
Antidiuretic hormone (ADH)
The most common tissue, found in organs, muscles, membranes and skin
Connective
Someone who has melanocytes but doesn't produce melanin is considered a/an
Albino
Which gates open to start depolarization at the chemical synapse?
Calcium
The Somatic Motor Cortex is located in which lobe of the brain?
Frontal
Rods help you see in __________light,
Cones help you see in __________ light.
Dim
Bright
True or False
The anterior pituitary is controlled by the hypothalamus
True
What are the 4 main types of tissue?
Epithelial
Connective
Nervous
Muscle
Sebaceous glands secrete ____________.
Oil (Sebum)
Descending spinal tracts carry __________ information, and ascending spinal tracts carry _________ information.
Motor
Sensory
Which components make up the Central Nervous System (CNS)?
Brain and Spinal Cord
Tactile corpuscles are also known as:
Touch receptors
Which gland makes thymosin?
Thymus
Which type of connective tissue contains areolar, adipose and dense tissue?
Connective tissue proper
They name of the cells that originate from the nail root that form your name.
Keratinocytes
What happens if neurotransmitters are not cleaned up after the nerve impulse has been transmitted at a chemical synapse?
Nerve impulse is continually transmitted
Fine tunes skeletal muscle activity and helps with balance.
Cerebellum
What structure equalizes air pressure around the ear drum?
Eustachian tube
Insulin takes _______ out of the blood and stores it in the liver as ___________.
Glucose
Glycogen
True or False
A tissue's function is determined by its size only
False
Name the 2 types of sudoriferous glands?
Apocrine
Eccrine
A strip or band of skin innervated by a single nerve root is a _____________.
Dermatome
Why is Phineas Gage important?
Nausea, hunger and needing to use the bathroom are all __________ senses.
Visceral
What does the Adrenal Cortex produce and secrete?
Where would you find smooth muscle in the body?
Hollow organs, blood vessels, digestive tract
Name 3 functions of the integumentary system
Keeps you from drying out
Regulates body temperature
Provides sensory input
Protection from pathogens
Stores fatty tissue
An excitable cell carries what kind of charge?
Electrical
Name the 3 structures in the brain stem
Medulla oblangata
Pons
Midbrain
Nociceptors are also called:
Pain receptors
Which thyroid hormone decreases blood calcium and builds bone?
Calcitonin