Correct answer: The stomach
It's produced in the stomach and is one of the main enzymes in the digestive systems of humans and other mammals. So now you know.
To provide a cushion for the rectal tractTo make spermatozoaTo secrete a milky-white fluid that forms part of semen
Correct answer: To secrete fluid
The prostate's job is to secrete a white, alkaline fluid that makes up around 30% of semen. The rest is mostly made up of seminal vesicle fluid.
An embryoA zygote
Correct answer: A zygote
It doesn't become a fully formed embryo until much later.
Correct answer: Pangolin
Pangolin isn't a type of muscle protein, it's a type of weird, scaly, adorable armoured mammal.
A series of reactions that extract energy from glucoseThe generation of glucose from non-carbohydrate carbon substratesBacterial breakdown in the mouth causing bad breath
Correct answer: A series of reactions that extract energy from glucose
The second definition describes gluconeogenesis, while the third describes halitosis.
Correct answer: Chaperone
A chaperone is a third wheel who goes along to keep an eye on you on a date, mainly so you don't let your sex hormones get the better of you.
Correct answer: Bile or gall
This greeny-yellow fluid is produced in the liver and helps with the digestion of fat and other lipids in humans.
Correct answer: Around nerve fibres
Myelin is a fatty white substance that surrounds the axon (also known as the nerve fibre) of some nerve cells, like a layer of pipe insulation. Damage to the myelin sheath plays a part in several chronic diseases, including multiple sclerosis.
X = sino-atrial node and Y = atrio-ventrivular nodeX = ventricular systole and Y = left phalange
Correct answer: X = Sino-atrial node and Y = atrio-ventrivular node
The sino-atrial node is also known as the heart’s natural pacemaker. Normal heart rhythm is often called normal sinus rhythm because of the SA node.
Frontal, parietal, occipital, and temporalFrontal, occipital, exoskeletal, and temporal
Correct answer: Frontal, parietal, occipital, and temporal
Exoskeletal means "outside the skeleton"; it wouldn't be great if a part of your brain stuck out from your skull.
The neocortexThe limbic system
Correct answer: The limbic system
The neocortex is associated with sight and hearing.
A type of antibodyA type of white blood cellAn '80s prog rock band
Correct answer: A type of white blood cell
It would make a pretty good band name, though.