Worksheetscontrol systems / pathogens
Total questions: 48
Worksheet time: 25mins
Long nerve fibers that send electrical impulses away from the nerve cell body to other cells are
axons
dendrites
organelles
The inability to produce insulin
cancer
fatigue
diabetes
In a neuron, impulses move
from dendrite to axon
from cell body to dendrite
from axon to cell body
Group of cells that make special chemicals in your body
receptors
glands
hormone makers
Glad that allows your body to respond to danger.
thymus
adrenal
thyroid
ovary
Short, branched extensions of a nerve cell body that receives info
dendrites
axons
axon terminals
When impulses reach the axon terminal, where is it transmitted next?
to another axon terminal
to the brain
to the dendrites of another neuron
Choose levels of organization in the correct order from smallest to largest.
organ system, tissue, organ, cells
cells, organs, tissues, organ systems
cells, tissues, organs, organ systems
organ systems, organs, tissues, cells
Hormones are
email messages
chemical messages
voicemail messages
chemical markers
What organs in the nervous system pass along messages?
neurons
brain tissue
cords
wires
Which is NOT a sense organ?
ears
fingers
tongue
hair
What is the endocrine systems function?
control bodily functions
secrete hormones
get rid of waste
control the brain
The excretory system's functions are
help the brain
control bodily functions
get rid of waste
regulate water in the body
How do nerves trigger muscle contractions?
By releasing neurotransmitters at neuromuscular junctions.
By combining actin and myosin into an actinomyosin complex.
By reversing the post synaptic potential at the neuromuscular junction.
By releasing Ca2+ ions that are needed for breaking down ATP.
Human and plant hormones are similar in that all are
composed of glycoproteins.
active on a single target tissue.
signalling molecules that act on receptor molecules.
transported around the organism by a circulating fluid.
Which of the following best describes a hormone?
Hormones are synthesized and secreted by specific cells
Hormones are transported by blood from site of secretion to target cell
Hormones cause a response which can be detected by receptor cells
Hormones function at high concentration
The componentes of a cell are called.
Individual elements
Membranes
Organelles
Organs
Which is NOT a function of the nervous system?
responding to information
making blood cells
receiving information on the environment
maintaining homeostasis
A cell that carries information through the nervous system is called a
nerve impulse
nerve
neuron
endocrine gland
Type of feedback where higher levels of a hormone turn on the production for more of that hormone
Positive
Negative
Group of cells that make special chemicals for your body
hormones
cells
glands
nerves
Chemical made by glands
enzymes
cells
hormones
Gland that controls fight or flight response
pituitary
thyroid
thymus
adrenal
#3
pituitary
thyroid
thymus
adrenals
Controls your blood sugar
thyroid
pancreas
adrenals
kidneys
Which pairing is NOT correct?
Ovaries/testes - reproductive hormones
adrenals - epinephrine
pancreas - enzyme
pituitary - growth hormone
Diabetes occurs when your _____ doesn't work correctly.
thyroid
pancreas
pituitary
adrenals
How do hormones get to the rest of your body?
respiratory system
nervous system
circulatory system
reproductive system
#8
pancreas
adrenals
pituitary
ovaries
Endocrine glands secrete _
Hormones
Neurotransmitters
A wide range of chemical substances
What is the endocrine system?
A system of vessels that circulates blood around the body.
A group of bones and tissue that provides support and structure for the body.
A group of glands that work together with the nervous system to coordinate all body functions
A group of organs that is responsible for eliminating wastes.
What is the main function of the endocrine system?
It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.
It creates electrical messages that are sent around the body to maintain homeostasis.
It maintains the correct level of oxygen in the body to maintain homeostasis.
It releases waste from the body to maintain homeostasis.
The adrenal glands release adrenaline to help the body regulate _________________.
diseases
body temperature.
stress.
hormones.
Which of the following are chemicals that travel in the blood and cause changes in different parts of the body?
Hormones
Glands
Parathyroid
Adrenal Gland
Feedback loops are important because they allow organisms and the environment to
change based on new inputs
fall apart
change based on new outputs
maintain balance
What are hormones?
your body's chemical messengers
a collection of glands
Which gland helps to react to danger with a fight or flight response?
Adrenal
Pancreas
Which gland makes insulin?
Pancreas
Thymus
You see a car accident and feel a rush of hormones through your body causing you to react to this dangerous situation and help the victims involved. Which gland is involved in this scenario?
Thyroid
Pancreas
Adrenal
Which type of pathogen is responsible for causing the flu, chicken pox, and yellow fever?
viruses
parasites
fungi
bacteria
Sabrina has the flu. Her neighbor suggests she get a prescription for an antibiotic, but Sabrina's mothers says that antibiotics would not help in this situation. Why?
the flu is caused by a virus, and it cannot be treated with an antibiotic.
the flu is caused by a fungus, and it must be treated with antifungal medication
the flu is caused by a parasitic worm, and must be treated with an anti-parasitic medication
the flu is caused by a bacterium, and it cannot be treated with an antibiotic.
Which pathogen is non-living?
Virus
Bacteria
Fungi
Parasite/Protist
They are all alive
Athletes foot is caused by which type of microbe?
Bacteria
Fungi
Viruses
Prions
A microbe that can cause harm is known as a
Pathogen
Pathogon
Virus
Bacteria
