cells
name at least three organelles
nucleus, mitochondria, ribosomes, etc.
what is the nervous system for?
The nervous system is your body’s main command center, communication network, and control system. It collects information from inside and outside your body, processes it, and sends out instructions so you can react, think, and stay alive
what is the name of a fist-sized muscular organ located in the chest that pumps blood in our bodies?
heart
what is the name of an organ where your food is mechanically and chemically broken down? (two correct answers)
name at least three joints in your body
knee, shoulder, wrist, ankle, jaw joint, ...
what is the nucleus for?
controls cell function
what are brain cells called?
neurons
two sponge-like organs where gas exchange take place?
lungs
name at least one symptom that suggests that there might be something wrong with your digestive system or that you ate something bad?
diarrhea, throwing up, stomach ache, ...
name four muscles or bones
triceps, biceps, abs, quadriceps, glutes, ...
the powerhouse of the cell
mitochondria
when a professor enters the classroom, you stand up - is it a conditioned or unconditioned relfex?
conditioned
how many hearts does an octopus have?
3
name of specialized proteins that speed up chemical reactions in your body, e.g. while chewing a food?
a) neurons
b) enzymes
c) nucleus
B)
name one antagonistic pair
biceps and triceps
what type of cells cannot undergo the cell cycle (cannot reproduce themselves)?
neurones
what is the names of one of the main parts of the nervous system - it connects brain with the rest of the body
what does trachea in our respiratory system connect?
pair organ that resembles beans
kidneys
what is the name of the spot where two or more bones meet
joint
what is the main function of ribosomes?
proteosynthesis (making proteins)
how many brains does a jellyfish have?
ZERO - they have a loose nerve net spread around their body
how much blood is there in an adult human body (in litres)?
4,5 - 6 litres
how much urine can the bladder hold?
400 - 700 ml
femur