Nerve net - Study guides, Class notes & Summaries

Mycorrhizae : Symbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients Nerve net : A nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra Malpighian tubules : Tubes in an insect that help with osmoregulation and excretion; they move waste into the main gut for removal. "Kidneys" of arthropods, they absorb ammonium and convert it into uric acid, then into the main gut for rem...

NLN Practice Exam Questions And Answers (Verified And Updated) 1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at 10°C each absorb 5 joules of heat energy. The final temperatures of X and Y are 15°C and 20°C, respectively. Compared to X, Y must have a lower specific heat. conductive heat. heat of fusion. heat of vaporization. - answerspecific heat. A drop of dilute ammonium hydroxide (NH4OH) is placed on one side of a slide containing a large number of swimming paramecium. U...

Ion What describes an atom in which the total number of electrons is not equal to the total number of protons, giving the atom a net positive or negative electrical charge? Electron What is the negatively charged particle in an atom? Neutrons What has neutral particles, along with protons, and is found in the nucleus of an atom? Protons Which particles of an atom are positively charged? Atoms What makes up the elements found in all matter? -90 to -70mV What is the voltage inside t...

Which of the following is NOT a characteristic of ALL animals? A. Heterotrophic B. Together, they form a monophyletic group. C. Multicellular organisms D. Cells lacking cell walls. E. All animals have true tissues and organs. Correct Answer: All animals have true tissues and organs. Which of the following are characteristics of Phylum Cnidaria? (Select All that Apply) A. Specialized stinging cells B. 2 True Tissues C. Complete digestive system D. Nerve Net Correct ...

CIBTAC 2024 Exam Test Questions And Correct Answers lacrimal bone - Answer -a small bone forming part of the eye socket. Vomer bone - Answer -Flat, thin bone that forms part of the nasal septum Which of the following muscles does NOT help in the process of mastication? A. Masseter B. Temporalis C. Buccinator D. Risorious - Answer -D. Risorious The mentalis muscle is situated - Answer -On the chin The right lymphatic duct empties lymph into the - Answer -Right subclavian ve...

1. E-D = ERV 160. A healthy 30-year-old woman is referred for a life insurance physical exam. History reveals that she has never smoked and vesicular breath sounds are heard at the periph- ery of the lung with aus- cultation. In the patient's spirometry tracing below, the expiratory reserve vol- ume (ERV) equals which of the following? 2. .21*380 = 80 mmHg 161. A group of third-year medical students accom- panied a medical mission team to Peru, South Amer- ica. After arriving at the ai...

USABO mass deck questions with verified solutions

Outside vertebrates, the animal with the highest brain:body ratio is... - ... octopi Lack Neurons: - No nervous system (songes and placozoas) Nerve Net: - Uniformly distributed neurons (Cnidarians, jellyfish) Centralized Nervous System: - Centralized in one spot, usually head. Usually bilateral body symmetry (Chordates, spiders, insects, and molluscs) Nervous system is not independent of influence as seen in... - ... migratory bats which lose mass from neocortex to reduce weight Sponges...

PHYS Mid Term MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Physiology is the study of A) the facial features as an indication of personality. B) the tissues and organs of the body at the microscopic level. C) growth and reproduction. D) the normal functions of the organ systems. E) the structure of the body. 2) The following is a list of several levels of organization that make up the human body. 1. tissue 2. cell 3. orga...

NSG 531 Advanced Pharmacology: Exam Questions With Correct Answers Latest Updated 2024/2025 Graded A+. what is the difference between cardiac myocyte action potential and that of the CNS or ANS? - ANSWER nerve cell action potential is very short cardiac action potential is much longer they are longer to have adequate filling time in order to get a good contraction for a reasonable bolus of blood the only way this can happen is if the action potential is longer this will also mean that the ...